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Why doesn't adding CORS headers to an OPTIONS route allow browsers to access my API?
I am trying to support CORS in my Node.js application that uses the Express.js web framework. I have read a Google group discussion about how to handle this, and read a few articles about how CORS works. First, I did this (code is written in CoffeeScript syntax):
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Undefined reference to static class member
Can anyone explain why following code won't compile? At least on g++ 4.2.4.
7 Answers
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Javascript and regex: split string and keep the separator
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Use (positive) lookahead so that the regular expression asserts that the special character exists, but does not actually match it:
string.split(/<br \/>(?=&#?[a-zA-Z0-9]+;)/g);
See it in action:
var string = "aaaaaa<br />&dagger; bbbb<br /&...
JSONDecodeError: Expecting value: line 1 column 1 (char 0)
I am getting error Expecting value: line 1 column 1 (char 0) when trying to decode JSON.
16 Answers
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Retrieving the COM class factory for component with CLSID {XXXX} failed due to the following error:
...ile I am using a third party dll. The application is running in my Windows XP platform. When I deployed the service in Windows Server 2008 64 bit version, I got this error:
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How can I draw vertical text with CSS cross-browser?
I want to rotate a single word of text by 90 degrees, with cross-browser (>= IE6, >= Firefox 2, any version of Chrome, Safari, or Opera) support. How can this be done?
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In Scala how do I remove duplicates from a list?
...n't preserve element order. You may want to use a Set implementation that explicitly does preserve order, such as collection.mutable.LinkedHashSet.
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Passing a URL with brackets to curl
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For me it worked - on OS X High Sierr, curl 7.54.0 (x86_64-apple-darwin17.0) libcurl/7.54.0.
– Shade
Jun 19 '18 at 10:48
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Site does not exist error for a2ensite
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Solved the issue by adding .conf extension to site configuration files.
Apache a2ensite results in:
Error! Site Does Not Exist
Problem; If you found the error while trying to enable a site using:
sudo a2ensite example.com
but it returns:
Error: ...
Best way to convert string to bytes in Python 3?
... The bytearray type is a mutable sequence of integers in the range 0 <= x < 256. It has most of the usual methods of mutable sequences, described in Mutable Sequence Types, as well as most methods that the bytes type has, see Bytes and Byte Array Methods.
The optional source parameter can be u...